<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
<div id="app">
 <!-- <a v-bind:href="link">去哪啊？</a><input v-model="link"/>-->
  <a :href="link">去哪啊？</a><input v-model="link"/>
</div>

<script src="https://cdn.bootcss.com/vue/2.6.10/vue.js"></script>
<script>

  new Vue({
    el:'#app',
    data: {
      args: [1, 2, 3, 4, 5, 6],
      link: "https://www.baidu.com"
    }
  });

</script>
</body>
</html>
